Fiera di Primiero

Fiera di Primiero (La Fiera in local dialect) was a comune (municipality) in Trentino in the northern Italian region Trentino-Alto Adige/Südtirol, located about 60 km east of Trento. It was merged with Siror, Tonadico and Transacqua on January 1, 2016, to form a new municipality, Primiero San Martino di Castrozza.

With an area of 0.15 km2, Fiera di Primiero was one of the smallest municipalities in land area in Italy.